Gaya APA
Thornbury, Scott. (2013).
How to Teach Speaking .
England:
Pearson Education Limited.
Gaya Chicago
Thornbury, Scott.
How to Teach Speaking.
England:
Pearson Education Limited,
2013.
Text.
Gaya MLA
Thornbury, Scott.
How to Teach Speaking.
England:
Pearson Education Limited,
2013.
Text.
Gaya Turabian
Thornbury, Scott.
How to Teach Speaking.
England:
Pearson Education Limited,
2013.
Print.